return Class({
	_name = "Base",
	
	init = function (self, x, y)
		self.id = string.match(tostring(self), "(0x%w+)")
		self.x, self.y = x or 0, y or 0
		self.show = true
	end,
	
	get_position = function (self) return self.x, self.y end,
})
